Java Collections - Key-View, Value-View, Entries-View of HashMap | Java Tutorial Part 1 #029

In this video, we will learn about Java's HashMap. The video first shows basic operation on the HashMap and then it shows how we can extract Key-View, Value-View and Entries-View from the Hash Map.

00:00 Introduction
00:30 Map Interface
01:47 HashMap Class
03:14 Views of HashMap
05:00 Demo - Populate HashMap
10:57 Demo - Replace HashMap Entry
13:10 Demo - Key and Value Exists?
15:38 Demo - Hashmap's Key-View
19:17 Demo - HaphMap's Value-View
22:26 Demo - HashMap's Entry-View